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Our Guarantees

These Are Our Promises to You

We Want You to Be Totally Thrilled with Our Work and Team

Guaranteed Satisfaction When Choosing Donnelly’s Cooling, Heating & Plumbing

We take customer satisfaction very seriously at Donnelly’s. Whether you call us for a small plumbing repair service, regularly scheduled heating and air conditioning maintenance and repair, or a heating and cooling system installation, we want to be sure you are completely satisfied with the products and service we provide.  That is why we provide you with:

The Donnelly’s Guarantee

Donnelly’s hires carefully and trains continuously on both technical and customer service skills. Our goal is for you to be totally thrilled with our people and their work. We want to earn the right for you to recommend us to your friends and relatives. If we fall short, please let us know so that we can discuss how to make it right.

Comprehensive Satisfaction Guarantee

Our guarantee is that if at any time you are not 100% satisfied with the performance of the equipment or components we install, our service, the energy savings promised, the value delivered, the level of convenience offered or even our people, we will immediately do whatever is necessary to achieve your satisfaction. We will make whatever modifications necessary to achieve your overall happiness. There is no risk — you can’t lose!

Customer Service Guarantee

When you call us, we answer our phones! No voice messages, endless menu options, or forgotten callbacks. Someone is always available to help you, right when you call!

Up-Front Pricing Guarantee

We explain all costs and you approve the price before work begins. No hidden costs and no additional charges will ever catch you by surprise.

Clean Home Guarantee

Our Clean Home Guarantee ensures that we will leave your home as clean or cleaner than we found it! With your satisfaction guaranteed, you can call Donnelly’s with confidence for any plumbing repair service, heating and air conditioning maintenance and repair, or HVAC installation you may need!

Professional Accountability

Donnelly’s is proud to be a member in good standing of the National Association of Plumbing, Heating and Cooling Contractors; The Nexstar Network; and the Better Business Bureau.

Call Donnelly’s Cooling, Heating & Plumbing at (215) 855-2014 or contact us online when you need fast, reliable service in your home.

What To Expect

Discover the Donnelly’s Difference

​Professional Services​

​We show up on time, keep things clean, and listen to what you need. We treat you and your home with the respect it deserves.

Service for All Brands

​We can work on all makes and models of HVAC and plumbing equipment.​

Trustworthy

​You can count on us to be honest and always do what we say. We communicate clearly, provide our guarantees & warranties in writing, and ensure you understand everything we're doing in your home.​

Experienced Technicians​​

We excel at solving problems with years of experience behind us. We look at today's challenges and future needs to create the best customized solutions.​

Licensed & Insured

​Our technicians are licensed, insured, and background-checked for your peace of mind.​

​Professional Services​

​We show up on time, keep things clean, and listen to what you need. We treat you and your home with the respect it deserves.

Service for All Brands

​We can work on all makes and models of HVAC and plumbing equipment.​

Trustworthy

​You can count on us to be honest and always do what we say. We communicate clearly, provide our guarantees & warranties in writing, and ensure you understand everything we're doing in your home.​

Experienced Technicians​​

We excel at solving problems with years of experience behind us. We look at today's challenges and future needs to create the best customized solutions.​

Licensed & Insured

​Our technicians are licensed, insured, and background-checked for your peace of mind.​

Review Image
Our Reviews

See What Your Neighbors Are Saying

We were extremely satisfied with the service provided by Donnelly’s. From start to finish, they were extremely professional and kept us informed every step of the way. Our technician, Mike Wilson, was fantastic. He was very knowledgeable and courteous. We were very happy with the project…

Anthony M.

Anthony M.

Donnelly’s Heating, Cooling & Plumbing provided excellent service for our home. Domingo C. was very knowledgeable and answered all of my questions (and there were many!). We ended up with an issue, and he stayed until it could be resolved. Jake H. and his skilled team…

Jill C.

Jill C.

Can’t say enough about how great my water heater replacement experience was. Service tech, Joe was the best; Knowledgeable, professional, and kind - he did such a great job. I highly recommend contacting Donnelly’s for your plumbing needs.

Kristen T.

Kristen T.

All around good experience for the installation of a combi boiler. The sales process was good and they were willing to negotiate which was appreciated. I set up the install two weeks out at the time of the sale and they arrived on time today to…

Todd A.

Todd A.

Our whole experience with Donnelly's was spectacular. We really appreciated the honesty and clarity throughout the whole process. When they came out for a quote we felt like all of our questions were answered and their proposal gave us exactly what we needed at a very…

Racheal B.

Racheal B.

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